Embryo part 3

Create an educational and visually appealing illustration showing the developmental stages of the human embryo, focusing on key anatomical structures such as the jaw, oral cavity, and associated glands, in a style suitable for a biology textbook.

Embryology Mastery: Part 3 Quiz

Test your knowledge on the intricacies of embryo development and oral cavity anatomy with our comprehensive quiz! This 50-question challenge will cover a range of topics related to the structures and functions crucial for understanding embryology.

Multiple choice questions
Engaging and informative
Perfect for students and professionals alike

50 Questions12 MinutesCreated by LearningBone102

The spine of bone arising from the rim of the mandibular foramen is called the

Mental foramen.

Genial tubercles.

Submandibular fossa.

Lingula

Cartilage-bone remodeling is not possible

True

False

A mature mandibular condyle is which shape?

Ovoid

Circular

Crescent

Triangular

The two movements of the temporomandibular joint (TMJ) are

Gliding and hinge.

Superior and inferior.

Medial and lateral.

Anterior and posterior.

At birth, the heads of the mandibular condyles are round and covered with a thick layer of

Bone

Cartilage

Fibrous connective tissue.

Elastic connective tissue.

The oral epithelium of an older individual is ____________.

Thin

Moist

Resilient

Texturized

Umami is one of the five taste modalities of the oral cavity.

True

False

During inflammation, lymphocytes and leukocytes can migrate into the gingival epithelium.

True

False

Which of the following best describes the shape of the col between the anterior teeth?

Flat

Concave

Sharp peak

Slightly convex

Nonkeratinocytes constitute about ______ of the mucosal cell population.

10%

20%

50%

Organize the layers of masticatory mucosa from the most superficial layer to the most internal.

Stratum corneum, stratum granulosum, stratum spinosum, basal lamina

Stratum spinosum, basal lamina, stratum corneum, stratum granulosum

Basal lamina, stratum spinosum, stratum granulosum, stratum corneum

Stratum granulosum, stratum corneum, basal lamina, stratum spinosum

Melanocytes inject the pigment melanin into neighboring ___________.

Leukocytes

Lymphocytes

Keratinocytes

Nonkeratinocytes

Which papillae do not house taste buds?

Foliate

Filiform

Fungiform

Circumvallate

____________ inject melanosomes into the basal cells of the gingival epithelium.

Melanocytes

Lymphocytes

Merkel cells

Langerhans cells

Which papillae lie in a V-shaped sulcus between the base and body of the tongue?

Foliate

Filiform

Fungiform

Circumvallate

Ectopic sebaceous glands at the angle of the mouth are called fordyce spots.

True

False

Which type of papilla do not contain taste buds?

Filiform

Fungiform

Circumvallate

Foliate

As oral mucosa ages, it appears less moist.

True

False

Merkel cells function as receptors for

Pain

Temperature

Touch and pressure

Deep pressure.

Which of the following changes in mucosa are recognized as a result of the aging process?

Smoother

More moist

Increased cellular activity

Decreased fibrosis

Children have ______________ palatine tonsils.

Large

Small

Overdeveloped

Underdeveloped

Lymphocytes may transform into plasma cells.

True

False

Myoepithelial cells have a muscular origin and an epithelial function.

True

False

The major salivary glands contribute ______ of saliva.

50%

60%

75%

90%

Tonsils contain cells that secrete saliva.

True

False

Tonsils produce lymphocytes, which protect against microbial pathogens.

True

False

Lingual tonsils have ____________ crypts.

Deep

Narrow

Branching

Wide-mouthed

Myoepithelial cells located on the pharyngeal tonsils help move secretions toward the oral cavity.

True

False

The palatine, lingual, and pharyngeal tonsils compose the Waldeyer ring.

True

False

The palatine, lingual, and pharyngeal tonsils compose the Waldeyer ring.

Posterior wall of the superior portion of the nasopharynx.

Faucial pillars adjacent to the posterior molars.

Surface of the posterior third of the tongue.

Soft palate.

Pharyngeal tonsils are covered in stratified squamous epithelium or respiratory epithelium.

True

False

All salivary glands can be classified as _______________.

Buccal, labial, or mixed

Serous, mucous, or mixed

Parotid, submandibular, or sublingual

Palatine, glossopalatine, or sublingual

Which tonsil is also known as the adenoid?

Palatine

Lingual

Pharyngeal

None of the above

Each of the following is a major salivary gland EXCEPT one. Which is the EXCEPTION?

Parotid

Submandibular

Sublingual

Von Ebner

The function of amylase is to aid in the digestion of

Proteins

Fats

Carbohydrates

Lipids

Subgingival calculus is ________ than supragingival calculus.

Softer

Harder

Thicker

Lighter

Serumal calculus is usually a darker color.

True

False

The dark color of supragingival calculus is attributed to which of the following?

Calcium

Hydroxyapatite

Organic skeletons

Serum and blood pigments

Which of the following is a function of a disclosing solution?

Diagnosing pulpits

Locating calculus deposits

Determining whether plaque is still present

Showing cracks or fissures in the enamel surface

Cuticular protein is the most important function of the primary cuticle

True

False

Which disclosing solution will not permanently discolor composite restorations?

0.2% basic fuchsin

Erythrosine red No. 3

Methylene blue

Toluidine blue

Which organisms attach to the pellicle to form a thick layer of plaque?

Rods

Filamentous organisms

Desquamated epithelial cells

All of the above

Acids that can demineralize the surface of enamel are produced by

Calculus

Bacteria

Pellicle

Salivary corpuscles.

The composition of the dental plaque depends, in part, on the extent of gingival disease.

True

False

Calculus most often appears near which of the following?

A missing tooth

A tight labial frenum

The incisal edge of a tooth

The opening of a salivary duct

Which surface of a molar is an ideal site for the colonization of oral organisms?

Mesial surface

Distal surface

Buccal surface

Occlusal surface

The breakdown of ______________ results in a brown spot on the tooth.

Organic debris

Salivary corpuscles

Filamentous organisms

Salivary mucin contributes to the formation of plaque biofilm.

True

False

Within days, a pellicle can grow into a thick plaque, containing motile spirochetes

True

False

High levels of ______________ in the saliva indicate the presence of gingival inflammation.

T cells

Leukocytes

Lymphocytes

Macrophages

Embryo part 3

Embryology Mastery: Part 3 Quiz

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